We found 8 dictionaries that define the word molecular weights:

General (5 matching dictionaries)

1. molecular weights: Merriam-Webster
2. molecular weights: Collins English Dictionary
3. molecular weights: Vocabulary.com
4. molecular weights: Wiktionary
5. molecular weights: TheFreeDictionary.com

Computing (1 matching dictionary)

6. molecular weights: Encyclopedia

Medicine (2 matching dictionaries)

7. molecular weights: Merriam-Webster Medical Dictionary
8. molecular weights: Medical dictionary

(Note: See molecular_weight as well.)

Definitions from Wiktionary (molecular weight) ▸ noun:  (chemistry) The sum of the atomic weights of every atom in a molecule. ▸ Also see molecular_weight ▸ Words similar to molecular weights ▸ Usage examples for molecular weights ▸ Idioms related to molecular weights ▸ Wikipedia articles (New!) ▸ Words that often appear near molecular weights ▸ Rhymes of molecular weights ▸ Invented words related to molecular weights